1. Northeast Petroleum University, College of Electrical and Information Engineering, Xuefu Street 99, High-tech Development Zone, Daqing 163318, China
2. Northeast Petroleum University, College of Electrical and Information Engineering, Xuefu Street 99, High-tech Development Zone, Daqing 163318, ChinabHarbin Institute of Technology, School of Electrical Engineering and Automation, West Dazhi Street 92, Nangang District, Harbin 150001, China